1 ; RUN: llc < %s -mtriple=arm64-apple-ios7.0 | FileCheck %s 2 3 @t = weak global i32 ()* null 4 @x = external global i32, align 4 5 6 define void @t2() { 7 ; CHECK-LABEL: t2: 8 ; CHECK: adrp x[[GOTADDR:[0-9]+]], _t@GOTPAGE 9 ; CHECK: ldr x[[ADDR:[0-9]+]], [x[[GOTADDR]], _t@GOTPAGEOFF] 10 ; CHECK: ldr x[[DEST:[0-9]+]], [x[[ADDR]]] 11 ; CHECK: br x[[DEST]] 12 %tmp = load i32 ()*, i32 ()** @t 13 %tmp.upgrd.2 = tail call i32 %tmp() 14 ret void 15 } 16 17 define void @t3() { 18 ; CHECK-LABEL: t3: 19 ; CHECK: b _t2 20 tail call void @t2() 21 ret void 22 } 23 24 define double @t4(double %a) nounwind readonly ssp { 25 ; CHECK-LABEL: t4: 26 ; CHECK: b _sin 27 %tmp = tail call double @sin(double %a) nounwind readonly 28 ret double %tmp 29 } 30 31 define float @t5(float %a) nounwind readonly ssp { 32 ; CHECK-LABEL: t5: 33 ; CHECK: b _sinf 34 %tmp = tail call float @sinf(float %a) nounwind readonly 35 ret float %tmp 36 } 37 38 define void @t7() nounwind { 39 ; CHECK-LABEL: t7: 40 ; CHECK: b _foo 41 ; CHECK: b _bar 42 43 br i1 undef, label %bb, label %bb1.lr.ph 44 45 bb1.lr.ph: ; preds = %entry 46 tail call void @bar() nounwind 47 ret void 48 49 bb: ; preds = %entry 50 tail call void @foo() nounwind 51 ret void 52 } 53 54 define i32 @t8(i32 %x) nounwind ssp { 55 ; CHECK-LABEL: t8: 56 ; CHECK: b _c 57 ; CHECK: b _a 58 ; CHECK: b _b 59 %and = and i32 %x, 1 60 %tobool = icmp eq i32 %and, 0 61 br i1 %tobool, label %if.end, label %if.then 62 63 if.then: ; preds = %entry 64 %call = tail call i32 @a(i32 %x) nounwind 65 br label %return 66 67 if.end: ; preds = %entry 68 %and1 = and i32 %x, 2 69 %tobool2 = icmp eq i32 %and1, 0 70 br i1 %tobool2, label %if.end5, label %if.then3 71 72 if.then3: ; preds = %if.end 73 %call4 = tail call i32 @b(i32 %x) nounwind 74 br label %return 75 76 if.end5: ; preds = %if.end 77 %call6 = tail call i32 @c(i32 %x) nounwind 78 br label %return 79 80 return: ; preds = %if.end5, %if.then3, %if.then 81 %retval.0 = phi i32 [ %call, %if.then ], [ %call4, %if.then3 ], [ %call6, %if.end5 ] 82 ret i32 %retval.0 83 } 84 85 declare float @sinf(float) nounwind readonly 86 declare double @sin(double) nounwind readonly 87 declare void @bar() nounwind 88 declare void @foo() nounwind 89 declare i32 @a(i32) 90 declare i32 @b(i32) 91 declare i32 @c(i32) 92
